//
//  NBMJSONRPCClientDelegate.h
//  Copyright (c) 2016 Telecom Italia S.p.A. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#import <Foundation/Foundation.h>

@class NBMJSONRPCClient, NBMRequest;

/**
 *  NBMJSONRPCClientDelegate is a protocol for an object that must be
 *  implemented to get messages from NBMJSONRPClient.
 */
@protocol NBMJSONRPCClientDelegate <NSObject>

/**
 *  Sent when the client has opened websocket channel and become ready to send requests.
 *
 *  @param client The client sending the message.
 */
- (void)clientDidConnect:(NBMJSONRPCClient *)client;

/**
 *  Sent when the client has closed websocket channel.
 *
 *  @param client The client sending the message.
 */
- (void)clientDidDisconnect:(NBMJSONRPCClient *)client;

/**
 *  Sent when the client has received a request (usually notifications).
 *
 *  @param client  The client sending the message.
 *  @param request The `NBMRequest` received by the client.
 */
- (void)client:(NBMJSONRPCClient *)client didReceiveRequest:(NBMRequest *)request;

/**
 *  Sent when the client did encounter an error that forced websocket channel closing.
 *
 *  @param client The client sending the message.
 *  @param error  The error indicating how the communication failed.
 */
- (void)client:(NBMJSONRPCClient *)client didFailWithError:(NSError *)error;

@end
